DPDK patches and discussions
 help / color / mirror / Atom feed
From: Ajit Khaparde <ajit.khaparde@broadcom.com>
To: dev@dpdk.org
Cc: ferruh.yigit@intel.com,
	Kalesh AP <kalesh-anakkur.purayil@broadcom.com>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	Lance Richardson <lance.richardson@broadcom.com>
Subject: [dpdk-dev] [PATCH 07/15] net/bnxt: fix L2 context calculation for Thor
Date: Sun,  1 Sep 2019 15:12:11 -0700	[thread overview]
Message-ID: <20190901221213.92149-8-ajit.khaparde@broadcom.com> (raw)
In-Reply-To: <20190901221213.92149-1-ajit.khaparde@broadcom.com>

From: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>

On Wh+, number of L2 context supported by FW is the sum of number of
EM flow count and number of L2 context count returned in HWRM_FUNC_QCFG.
This is not true for Thor. Restrict this only for Whitney for now.

Fixes: ff9c0ca47e81176 ("net/bnxt: save the number of EM flow count")

Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
---
 drivers/net/bnxt/bnxt_hwrm.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index c62da60f0..13aa4de24 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -601,8 +601,9 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
 	bp->max_rx_rings = rte_le_to_cpu_16(resp->max_rx_rings);
 	bp->first_vf_id = rte_le_to_cpu_16(resp->first_vf_id);
 	bp->max_rx_em_flows = rte_le_to_cpu_16(resp->max_rx_em_flows);
-	bp->max_l2_ctx =
-		rte_le_to_cpu_16(resp->max_l2_ctxs) + bp->max_rx_em_flows;
+	bp->max_l2_ctx = rte_le_to_cpu_16(resp->max_l2_ctxs);
+	if (!BNXT_CHIP_THOR(bp))
+		bp->max_l2_ctx += bp->max_rx_em_flows;
 	/* TODO: For now, do not support VMDq/RFS on VFs. */
 	if (BNXT_PF(bp)) {
 		if (bp->pf.max_vfs)
@@ -858,9 +859,9 @@ int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp)
 		/* func_resource_qcaps does not return max_rx_em_flows.
 		 * So use the value provided by func_qcaps.
 		 */
-		bp->max_l2_ctx =
-			rte_le_to_cpu_16(resp->max_l2_ctxs) +
-			bp->max_rx_em_flows;
+		bp->max_l2_ctx = rte_le_to_cpu_16(resp->max_l2_ctxs);
+		if (!BNXT_CHIP_THOR(bp))
+			bp->max_l2_ctx += bp->max_rx_em_flows;
 		bp->max_vnics = rte_le_to_cpu_16(resp->max_vnics);
 		bp->max_stat_ctx = rte_le_to_cpu_16(resp->max_stat_ctx);
 	}
-- 
2.20.1 (Apple Git-117)


  parent reply	other threads:[~2019-09-01 22:16 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-01 22:12 [dpdk-dev] [PATCH 00/15] bnxt patchset Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 01/15] net/bnxt: fix incorrect flow steering Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 02/15] net/bnxt: fix traffic failure with higher mbuf size Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 03/15] net/bnxt: fix rxq stop/start handling Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 04/15] net/bnxt: subscribe to link speed change notification Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 05/15] net/bnxt: fix async link handling and update Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 06/15] net/bnxt: fix 40G link failure for Thor Ajit Khaparde
2019-09-01 22:12 ` Ajit Khaparde [this message]
2019-09-01 22:12 ` [dpdk-dev] [PATCH 08/15] net/bnxt: fix use of deferred start of transmit queues Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 09/15] net/bnxt: remove unnecessary return check Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 10/15] net/bnxt: remove unused macro Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 11/15] net/bnxt: remove unnecessary interrupt disable Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 12/15] net/bnxt: fix accessing variable before null check Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 13/15] net/bnxt: fix Rx queue count devop Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 14/15] net/bnxt: fix mbuf flags for PTP packets in vector mode Rx Ajit Khaparde
2019-09-01 22:12 ` [dpdk-dev] [PATCH 15/15] net/bnxt: handle reset notify async event on ns3 devices Ajit Khaparde

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20190901221213.92149-8-ajit.khaparde@broadcom.com \
    --to=ajit.khaparde@broadcom.com \
    --cc=dev@dpdk.org \
    --cc=ferruh.yigit@intel.com \
    --cc=kalesh-anakkur.purayil@broadcom.com \
    --cc=lance.richardson@broadcom.com \
    --cc=somnath.kotur@broadcom.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).